NAVYPEDIA

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
Imperieuse			Deptford DYd	11.1850	15.9.1852	30.3.1853	sold 3.1867
Euryalus			Chatham DYd	10.1851	5.10.1853	5.3.1854	sold 3.1867
Aurora			Pembroke DYd	5.9.1854	22.6.1861	11.1863	BU 12.1881
Forte			Deptford DYd	5.5.1854	29.5.1858	7.4.1860	receiving ship 1880
Chesapeake			Chatham DYd	30.5.1854	27.9.1855	28.8.1857	sold 1867

Technical data

Displacement normal, t	Imperieuse: 3345 Euryalus: 3356 Aurora: 3498 Forte: 2370 light Chesapeake: 3334
Displacement full, t
Length, m	64.6 pp Aurora: 69.2 pp
Breadth, m	15.3
Draught, m	Imperieuse: 6.78 Euryalus: 6.99 Aurora: 6.88 Forte: 5.66 Chesapeake: 6.96
No of shafts	1
Machinery	Imperieuse, Euryalus: sails + boilers, 1 2-cyl HSE, trunk Aurora, Forte, Chesapeake: sails + boilers, 1 2-cyl HSE
Power, h. p.	Imperieuse: 1296ihp Euryalus: 1162ihp Aurora: 1576ihp Forte: 1539ihp Chesapeake: 1159ihp
Max speed, kts	Imperieuse: 9.9 Euryalus: 9.5 Aurora: 10.2 Forte: 11.4 Chesapeake: 9.7
Fuel, t	coal
Endurance, nm(kts)
Armament	1 x 1 - 206/15 68pdr 95cwt shell SBML, 30 x 1 - 204/13 8'' 65cwt shell SBML, 20 x 1 - 163/18 32pdr 56cwt SBML
Complement	515

Project history

51-gun frigates. Surveyor's Department design, approved in 1850. Imperieuse originally ordered in 1848 as 60-gun sailing frigate, was reordered in 1850 as a screw ship. Euryalus originally was ordered in 1848 as 50-gun sailing frigate and was reordered as screw ship in 1851. Intended sisters Bacchante, Liffey, Shannon and Topaze were later completed to a modified design, as were later ordered Mersey and Tweed. Wooden hull.

Modernizations

None.

Naval service

No significant events.